45045412220 has 24 divisors (see below), whose sum is σ = 94611212304. Its totient is φ = 18015146496.

The previous prime is 45045412219. The next prime is 45045412229. The reversal of 45045412220 is 2221454054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45045412229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64277 + ... + 306956.

It is an arithmetic number, because the mean of its divisors is an integer number (3942133846).

Almost surely, 2^45045412220 is an apocalyptic number.

It is an amenable number.

45045412220 is an abundant number, since it is smaller than the sum of its proper divisors (49565800084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45045412220 is a wasteful number, since it uses less digits than its factorization.

45045412220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377309 (or 377307 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 45045412220 its reverse (2221454054), we get a palindrome (47266866274).

The spelling of 45045412220 in words is "forty-five billion, forty-five million, four hundred twelve thousand, two hundred twenty".